//
//  UIBarButtonItem+Extension.swift
//  sinaWeibo
//
//  Created by LiHong on 15/10/31.
//  Copyright © 2015年 LiHong. All rights reserved.
//

import UIKit

extension UIBarButtonItem {
    convenience init(imageName: String){
        let button = UIButton()
        
        button.setImage(UIImage(named: imageName), forState: UIControlState.Normal)
        button.setImage(UIImage(named: "\(imageName)_highlighted"), forState: UIControlState.Highlighted)
        button.sizeToFit()
        
        self.init(customView: button)
    }
    
    class func navigationItem(imageName: String) -> UIBarButtonItem {
        let button = UIButton()
        
        button.setImage(UIImage(named: imageName), forState: UIControlState.Normal)
        button.setImage(UIImage(named: "\(imageName)_highlighted"), forState: UIControlState.Highlighted)
        button.sizeToFit()
        return UIBarButtonItem(customView: button)
    }
}
